/**
 * @license
 * Copyright 2013 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package foam.core;

import java.util.Comparator;

public class OrderedDAO
    extends ProxyDAO
{
    protected Comparator compare_;

    public OrderedDAO(Comparator compare, DAO delegate) {
        super(delegate);
        compare_ = compare;
    }

    public Sink select_(X x, Sink sink, Predicate p, Comparator c, long skip, long limit)
        throws DAOException, DAOInternalException
    {
        Comparator compare = (c == null) ? compare_ :
            new CompoundComparator(c, compare_);
        return super.select_(x, sink, p, compare, skip, limit);
    }
}
